Factorise each of the following.

a) 6rt - 3st + 6ru - 3su

b) 7mn - 21n + 35m - 105

c) 64 - 8j + 16k - 2jk

d) 3a^2 - a^2b + 3ac - abc

e) 5x^2 + 10x + x^2y + 2xy

f) 2m^2 - m^2n + 2mn - mn^2

Which expression is equivalent to 3x+10-x+123x+10-x+12? 1. 4x + 22 2. 24x 3. 2x + 22 4. 26x

In Store A the price of mayonnaise went down from $4.31 to $3.71. In Store B, it went from $8.09 to $7.23. In Store C it went from $8.07 to $3.53.

39 x 52 divided by 3.8 x 4.7 estimated answer, by rounding each number to 1sf

a woman buys a pair of shoes at a sale. she pays $60, saving $15 on the regular price. The percentage discount on the shoe is

How do you write 44% as a fraction, mixed number, or whole number in simplest form?

in a sample of 10 cards, 4 are red and 6 are blue. if 2 cards are selected at random from the sample, one at a time without replacement, what is the probability that both cards are not blue?

One pair of corresponding sides of two similar polygons measures 12 and 15. The perimeter of the smaller polygon is 30. Find the perimeter of the larger. 24 36 37 37.5

For the standard form of two billion three Hundred fifty thousand four

Convert to centemeters 43 meters

Of the 5050 digital video recorders (dvrs) in an inventory are known to be defective. what is the probability you randomly select an item that is not defective